Windows 8 is said to be lightweight, fast and clean as compared to other launches of Microsoft. After Windows XP the Microsoft introduced Windows Vista which disappointed most after that Microsoft introduced Windows 7 which was the most successful Windows release ever.
The good news for Windows 8 is that it will run on same hardware which runs Windows 7.
The good news for Windows 8 is that it will run on same hardware which runs Windows 7.
The System requirements for Windows 8 are
1 gigahertz (GHz) or faster processor
Processor can be 32-bit (x86) or 64-bit
1 GB RAM for 32-bit and 2 GB RAM for 64-bit
16 GB available hard disk space for 32-bit and 20 GB disk space for 64-bit
DirectX 9 graphics device with WDDM 1.0 or higher driver